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Jes__250_s_Zald's avatar
Jes__250_s_Zald
Icon for Nimbostratus rankNimbostratus
Jul 04, 2014

Connecting 4 GTM's in 2 Data Centers

Hi All i have some questions about to configure 4 GTM’s in 2 data centers

 

Site A

 

2 x LTM (HA)

 

External 10.100.10.0 /24

 

Internal 192.168.1.0 /24

 

2 x GTM (HA)

 

External 10.100.10.0 /24

 

Site B

 

2 x LTM (HA)

 

External 10.200.10.0 /24

 

Internal 192.168.2.0 /24

 

2 x GTM (HA)

 

External 10.200.10.0 /24

 

Name: application.example.com

 

vs_SiteA 10.100.10.50

 

vs_SiteB 10.200.10.50

 

Actually all devices can see each other, i want to resolve one name, in each LTM pair the vs server is configured so it has to be alive in both data centers.

 

I create in each GTM Pair it respective datacenter with the LTM, so now i can see the LTM virtual servers trough GTM.

 

  • What is the better way to interconnect this 4 GTM’s, its needed to put them in only one sync group???
  • And what is the better way to configure that segments??? its only 1 floating ip to all GTM’s
  • And how is the traffic delegated by the DNS servers?

2 Replies

  • Hi Jesus,

     

    Q1: What is the better way to interconnect this 4 GTM's, its needed to put them in only one sync group?? A1: There is documentation on syncing them up so they share configuration changes http://support.f5.com/kb/en-us/products/big-ip_gtm/manuals/product/gtm-implementations-11-4-0/3.htmlconceptid

     

    Q2: And what is the better way to configure that segments??? its only 1 floating ip to all GTM’s. A2: You should need one floating in each location.

     

    Q3:And how is the traffic delegated by the DNS servers? A3:This part is entirely up to you. The GTM can be configured to resolve to 2 different IP address via Load balancing Type: Geographical, Primary/Standby, Round Robin and Available through a health check - similiar to LTM health check.

     

    I hope this helps

     

    -=Bhattman=-

     

  • Thx @The Bhattman but if i will delegate traffic from DNS i will have to send the traffic to that 2 floating ips?